Home / 73,291,722.31-109,937,490.60-18,704,309.04

Finding the Fourth Proportional to 73,291,722.31, 109,937,490.60 and 18,704,309.04

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Solution

The fourth proportional to 73,291,722.31, 109,937,490.60 and 18,704,309.04 is: 28,056,439.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,291,722.31 : 109,937,490.60 = 18,704,309.04 : x
  2. Step 2: Convert to fraction form
    73,291,722.31/109,937,490.60 = 18,704,309.04/x
  3. Step 3: Cross multiply
    73,291,722.31x = 109,937,490.60 × 18,704,309.04
  4. Step 4: Simplify right side
    73,291,722.31x = 2,056,304,799,264,494.75
  5. Step 5: Solve for x
    x = 2,056,304,799,264,494.75/73,291,722.31
  6. Step 6: Final answer
    x = 28,056,439.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.